Home / 236,389,367.31-326,304,379.04-142,307,888.91

Finding the Fourth Proportional to 236,389,367.31, 326,304,379.04 and 142,307,888.91

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Solution

The fourth proportional to 236,389,367.31, 326,304,379.04 and 142,307,888.91 is: 196,437,292.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,389,367.31 : 326,304,379.04 = 142,307,888.91 : x
  2. Step 2: Convert to fraction form
    236,389,367.31/326,304,379.04 = 142,307,888.91/x
  3. Step 3: Cross multiply
    236,389,367.31x = 326,304,379.04 × 142,307,888.91
  4. Step 4: Simplify right side
    236,389,367.31x = 46,435,687,322,559,312
  5. Step 5: Solve for x
    x = 46,435,687,322,559,312/236,389,367.31
  6. Step 6: Final answer
    x = 196,437,292.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.